.middle > div {
    border: 1px solid gray;

}

.middle > div > div:nth-child(1) {
    display: flex;
    justify-content: space-between;
}

/*-------------style---------------*/
.style {
    display: flex;
}

.style > div {
    height: 60px;
    line-height: 60px;
    background-color: rgb(243, 243, 243);
    padding: 0 20px;
}

.style > div:hover {
    background-color: rgb(230, 145, 55);
    color: white;
    cursor: pointer;
}

/*--------------product---------------*/
.product {
    display: flex;
    flex-wrap: wrap;
    /*justify-content: space-between;*/
    justify-content: flex-start;
}

.product > div {
    width: 210px;
    margin-right: 10px;
    margin-bottom: 10px;
}
.product > div img{
    width: 210px;
    height: 150px;
}
.price{
    display: flex;
}
.price>div:nth-child(2){
    color: red;
}